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the function of -70 for X-ray film

Richard A Harrison rah at mrc-lmb.cam.ac.uk
Tue Nov 7 04:51:12 EST 1995

Why not read Laskey and Mills (1975)  Quantitative film detection of 3H 
and 14C in polyacrylamide gels by fluorography.  Eur. J. Biochem. 
56:335-341.  It is all to do with the stability of a single silver atom 
in a silver halide crystal and the probability of each silver halide 
crystal being developed during processing.

Dick Harrison

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